Questions - OpenCV Q&A Forum

413

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2

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no

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2020-06-10 05:54:56 -0600 supra56

Can we use OpenCV to get a Gaussian Filter with size of (w,h) [closed]

Gaussian_Filter

586

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no

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no

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2020-06-10 03:07:01 -0600 berak

How to find the real distance between two ArUco markers.

304

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no

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no

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2020-06-10 02:09:53 -0600 berak

Camera Exposure Time Get Problem

opencv

178

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no

answers

-1

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2020-06-09 17:12:58 -0600 rr

cvtColor gives me a very red image or a blue image. I am unable to get the correct colors in it. I am using opencv 3.4.9.

cvtColor

675

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no

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no

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2020-06-09 09:48:16 -0600 Der Luftmensch

Demosaic polarized image

6k

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1

answer

-1

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2020-07-01 04:52:04 -0600 supra56

Inserting Logo in an image

bitwise

320

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no

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no

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2020-06-09 08:08:52 -0600 supra56

I want to create a Paint application with adjustable colors and brush radius using Trackbars.

cvSetMouseCallback

455

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1

answer

1

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2020-06-12 06:51:33 -0600 Miorii

ORB model conversion from python to java

751

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2020-06-09 04:32:51 -0600 samkro

Split a cv::mat into submats based on each containing a contour

96

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no

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no

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2020-06-08 22:59:51 -0600 John C Phan

Raspberry pi3 video Live Stream slowly using opencv 3.4.0

RaspberryPi3#OpenCV

566

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no

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no

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2020-06-09 16:58:21 -0600 PointOneSixEgt

1D data interpolation

opencv

526

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no

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no

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2020-06-08 13:51:47 -0600 estak

IP Camera RTSP Empty Frame Error

876

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no

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2020-06-08 10:18:49 -0600 richard__a

Help building openCV + contrib libraries using CMake visual studio 2019

1k

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1

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no

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2020-06-09 06:23:40 -0600 supra56

[SOLVED]trouble converting Euler angles to rotation matrix for cal [closed]

rotation

568

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no

answers

no

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2020-06-08 09:24:47 -0600 nvedia

Delete frames from video with a specific color or object in it

2k

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1

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no

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2020-06-08 08:22:29 -0600 NaBUru38

Issues installing OpenCV-Python prebuilts for Windows 10

325

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no

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no

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2020-06-08 07:48:52 -0600 supra56

OpenCV Camera rotation landscape left and right in iOS Swift

ios

378

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no

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no

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2020-06-09 06:41:03 -0600 andrei186

Most relevant OpenCV tool to find a square in a frame

Find
square

535

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2

answers

no

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2020-06-08 08:53:08 -0600 kbarni

find corners coordinates of a circle grid

595

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1

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no

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2020-06-08 02:47:29 -0600 berak

CUDA accelerated version of camera_calibration.cpp?

187

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1

answer

no

votes

2020-06-08 02:45:17 -0600 berak

for using readNET, should i have to train model with channel first input type?

opencv

201

views

1

answer

1

vote

2020-06-07 13:38:23 -0600 mvuori

convert Lab to one dimension

colorspace

946

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no

answers

-1

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2020-06-07 10:10:11 -0600 supra56

error: (-215) scn == 3 || scn == 4 in function cv::cvtColor

opencv

926

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no

answers

no

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2020-06-06 21:40:38 -0600 supra56

cloud and cloud shadow detection

169

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no

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no

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2020-06-06 16:20:15 -0600 Kiwi_gamer01

Is there a way to use the final OpenCV image as a camera?

732

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1

answer

no

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2020-06-15 17:01:59 -0600 ajoeiam

error disrupting opencv install on Debian

256

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no

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no

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2020-06-06 05:39:17 -0600 antithing

Video IO backends, ffmpeg vs

125

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1

answer

-1

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2020-06-06 02:11:15 -0600 berak

object detection using pixel value

165

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no

answers

no

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2020-06-05 19:50:33 -0600 NotARobot

how to join feeds from multiple small FOV cameras into one big feed

864

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no

answers

no

votes

2020-06-06 04:23:23 -0600 supra56

29,830 questions

Can we use OpenCV to get a Gaussian Filter with size of (w,h) [closed]

How to find the real distance between two ArUco markers.

Camera Exposure Time Get Problem

cvtColor gives me a very red image or a blue image. I am unable to get the correct colors in it. I am using opencv 3.4.9.

Demosaic polarized image

Inserting Logo in an image

I want to create a Paint application with adjustable colors and brush radius using Trackbars.

ORB model conversion from python to java

Split a cv::mat into submats based on each containing a contour

Raspberry pi3 video Live Stream slowly using opencv 3.4.0

1D data interpolation

IP Camera RTSP Empty Frame Error

Help building openCV + contrib libraries using CMake visual studio 2019

[SOLVED]trouble converting Euler angles to rotation matrix for cal [closed]

Delete frames from video with a specific color or object in it

Issues installing OpenCV-Python prebuilts for Windows 10

OpenCV Camera rotation landscape left and right in iOS Swift

Most relevant OpenCV tool to find a square in a frame

find corners coordinates of a circle grid

CUDA accelerated version of camera_calibration.cpp?

for using readNET, should i have to train model with channel first input type?

convert Lab to one dimension

error: (-215) scn == 3 || scn == 4 in function cv::cvtColor

cloud and cloud shadow detection

Is there a way to use the final OpenCV image as a camera?

error disrupting opencv install on Debian

Video IO backends, ffmpeg vs

object detection using pixel value

how to join feeds from multiple small FOV cameras into one big feed

Why can't I get 3 webcam to run in parallel with pthreads?

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